Hereford Arizona Observatory

Hereford Arizona Observatory (HAO), IAU-code G95, is an astronomical observatory,^[1][2] owned and operated by amateur astronomer Bruce L. Gary.^[3] Observational studies of unusual starlight fluctuations in Tabby's Star (KIC 8462852)^[4] and WD 1145+017^[5] are recent interests.

Hereford Arizona Observatory

Hereford Arizona Observatory (HAO) HAO#1 and HAO#2.
Organization	Bruce L. Gary
Observatory code	G95
Location	Arizona
Coordinates	31°27′08″N 110°14′16″W
Altitude	4,670 ft (1,420 m)
Website	www.brucegary.net/HAO/
Commercial telescopes	Celestron CPC 1100 Meade LX200
Location of Hereford Arizona Observatory
Related media on Commons

HAO consists of two telescopes, in two separate observatory installations: HAO#1 (contains a Celestron CPC 1100, 11-inch Schmidt-Cassegrain telescope on an equatorial mount) and HAO#2 (contains an Astro-Tech Ritchey–Chrétien, 16-inch telescope on an equatorial mount).^[1]

The observatory is located in Arizona about 130 km (80 mi) southeast of Tucson and about 11 km (7 mi) north of the Mexican border. Coordinates are at the following: North Latitude +31:27:08 and West Longitude 110:14:16, at an altitude of 1,423 m (4,670 ft).^[1]

HAO#2 lit by a full moon with Venus setting behind mountains at 2,900 m (9,500 ft) altitude.

Gallery

• 
  HAO#1 − Celestron 11-inch CPC-1100 telescope
• 
  HAO view of the southern horizon − mountains are at 4.0 deg elevation on the meridian (vertical red line) − star Canopus (declination -52.7 deg) is transiting.
• 
  HAO control room − the Celestron-11 telescope is managed by a dedicated computer on the left; the Meade-14 by one on the right.

See also

• List of astronomical observatories
• List of observatory codes
• Tabby's Star (KIC 8462852) − oddly dimming star
• WD 1145+017 - star destroying planetesimal, producing a dusty disk